Richard Carl Fuisz (born December 12, 1939) is an American physician, inventor, and entrepreneur, with connections to the United States military and intelligence community. He holds more than two hundred patents worldwide, in such diverse fields as drug delivery, interactive media, and cryptography, and has lectured on these topics internationally. Fuisz is a member of the Board of Regents of Georgetown University, where he and his brother created an annual scholarship honoring their deceased elder sibling, and established the first endowed professorship at the Georgetown University School of Medicine.